atụmatụ
| IHE | Ígwè anaghị agba nchara, Ígwè Carbon, Aluminom na Brass |
| MMESỊ | Oxide ojii, Phosphate, Zinc plated, A na-ese azụ, a na-ekpo ọkụ Galvanized |
| Ụdị Isi | Isi Dị Tụpụrụ Adịpụ, Isi Gbagọrọ Adịpụ, Belata Isi |
| ERI | Eriri UNC,UNF,Metric |
| NTỤZI EZI | 0.8mm, 1.0mm, 1.25mm, 1.5mm, 1.75mm ma ọ bụ dịka arịrịọ gị (eriri aka nri/aka ekpe) |
Anyị nwere ụdị mkpụrụ na ihe ntinye dị iche iche dị na anyị.
Isi Countersunk nke e belatara nke nwere Groove - Ígwè
Isi Countersunk zuru oke nke Hex belatara - Ígwè
Isi Dị Tụpụrụ Adịpụ Nwere Uhie - Ígwè
Isi Hex zuru oke - Ígwè
Isi Dị larịị nke ọkara Hex – Ígwè
Isi Countersunk nke Semi Hex Reduced – Steel
